134323965640398 has 16 divisors (see below), whose sum is σ = 271256163624576. Its totient is φ = 44339949822840.

The previous prime is 134323965640357. The next prime is 134323965640493. The reversal of 134323965640398 is 893046569323431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108676346988 + ... + 108676348223.

It is an arithmetic number, because the mean of its divisors is an integer number (16953510226536).

Almost surely, 2^{134323965640398} is an apocalyptic number.

134323965640398 is an abundant number, since it is smaller than the sum of its proper divisors (136932197984178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134323965640398 is a wasteful number, since it uses less digits than its factorization.

134323965640398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217352695319.

The product of its (nonzero) digits is 302330880, while the sum is 66.

The spelling of 134323965640398 in words is "one hundred thirty-four trillion, three hundred twenty-three billion, nine hundred sixty-five million, six hundred forty thousand, three hundred ninety-eight".